Maxaa dhacaya haddii uma shaqeeyo USB

Horumarka uusan weli ma taagnaan, iyo waqtiga marka dekadaha dibadda oo kaliya waa isku midka ah in ay LPT ah, si fiican u yaqaan sida printer iyo serial - COM, ayaa muddo dheer maray lagay. laptops Ma aha oo kaliya iyo kombiyuutarada, laakiin sidoo kale inta kale ee qalabka casriga ah digital waa ku jira Universal USB Bus Serial ah. Indeed, erayga "universal" baska ayaa ku habboonayn: waxaa markii hore in ay hawsha horumarinta waa in la abuuro ahayd taayirrada ah oo u oggolaan lahaa by dejinta xakamaysada ah qalabka ilmaha yar yar si ay ula falgalaan la. Tusaale ahaan, drives adag xitaa PATA iyo heerarka Sata dhex adabtarada gaar ah si sax ah ula baska USB shaqeeyaan, si aan waxba ka mid ah qaybaha yar-gaar ah oo kale odhan. Intaa waxaa dheer, iyada oo la samaynaayo xoog iyo signal xiriirada of dhererka kala duwan, ku dhiirigelinayaan in uu maamulo si ay u xaliyaan dhibaatada la xidhiidha "kulul" iyo jarida. isku day in ay ku xidhmaan The qalabka si dekedaha ee taayirada jir (LPT, COM, PS / 2) computer ka hawlgala kiisaska intooda badan keenta in wax soo saarka ee nidaamka microcontroller ah.

baska USB Universal ayaa si guul ah in tan iyo markii dib u eegis ugu horraysay ilaa maalintii la joogo in ka badan 18 sano, muddo in ay u muuqataa cajiib ah by heerarka qalab computer. Nasiib darro, xataa horumarinta this mararka qaarkood ku guuldareysto, waayo, taasu uma shaqeeyo modem USB, jiirka, webcam ah. Sidaas darteed, user u muuqataa sida a "gacma-la'aan" oo lagu qasbay in ay raadsadaan xal. Waxa la yaab leh, inta badan USB uma shaqeeyo in laptop ah, halkii computer shakhsi. The milkiilayaasha qalabka sida xaalad la mid ah inta badan xusuusan sharciyada Murphy ayaa, sida laga soo xigtay kaasoo haddii dhibaato ku dhici kartaa - u dhaca. Dhab ahaantii, waa in aan xasuusano waxaa had iyo jeer waa xal, iyo cudurka "uma shaqeeyo USB» - kaliya carqalad ku meel gaadh ah. Next aynu eegno sababaha dhibaatada this iyo sida loo xaliyo.

Raadinta galay xarunta adeega ah ee technology computer, waxaad ka arki kartaa in inta badan ma shaqeeyo buugaagta USB. heerka sare ee is-dhexgalka ee qaybaha elektaroonik ah, isticmaalka firfircoon iyo heerkulka gudaha sare - waa khatar ugu weyn ee caafimaadka ee USB. isku xira biraha jirka ee ku xirta qalabka kala - waxa kaliya ee "tip baraf ah", hirgelinta farsamo ee interface baska digital. Laga soo bilaabo waxa ay silig ka tagaan si ay u dirato USB bixisaa baska isdhexgalka kale ee macquulka ah ee computer. Maamusha - chip elektaroonik ah (ama qaybta dhanba). Mararka qaarkood sabab u ah hawlgalka hawlqabad la'aan ah heerkulka qaboojinta gudaha nidaamka buugga la xad-dhaafka ah u kordhay, guddiga wax yar u fidiya, iyo habka xun lugaha soldered yihiin goostay. Result - uma shaqeeyo USB. Mid ka mid ah xalka - xarunta adeega.

In kasta oo Xidhiidhiyayaasha qaar ka mid ah, ay la xiran karaa u dirato hal, taas oo ku soo rogay xayiraad gaar ah oo ku saabsan hadda guud. Sii isticmaalka hal mar qalabka USB-awood sare badan sababa dirato inay ku shaqeeyaan awoodda ugu badan, waxaa kulaylinta. Tan waa laga fogaadaa. dib u eegis cusub (USB3.0) taageertaa ku dhowaad laba jeer hadda ka badan 2.0 caadi ah marka aad gadaneyso computer cusub waa in la tixgeliyaa.

kombiyuutarada Personal kululaado dhibaato ma aha sidaas ba'an. Iyagu ma ay shaqeeyaan USB sababo kale. ugu weyn ee The iyaga ka mid ah - xakamaysada sari ah boosteejada xiriir khaldan hore ee unit nidaamka ah. In dhammaan kiisaska waxaa ka hor Xidhiidhiyayaasha USB ah, taas oo ku xiran yihiin xambaarka taararka motherboard (pigtail) la block a dhamaadka. Filan kala sooc lahayn loo ballaariyo block ka mid ah ay ka gees ah, iyo markii qalabka xiran yihiin inta badan waxyeelo sida qalab laftiisa iyo xakamaysada ah gudahood computer ah. Ururinta computer ka fikirayno oo aan soo dhaqso, oo aad naftaada dhibaatooyin ka ilaalin kara.

USB shaqayn karin sababo la soo fuqday farsamo ee xiriirada ee isku xira ee. In xarunta adeega wax dhaawac ah oo kale si deg deg ah loo baabi'iyo.

Iyo sababaha aasaasiga ah

- taageero USB naafo yahay in BIOS computer ee. In sidaa la yeelo iyada oo aan sabab macquul ah laguma talinayo,

- fur USB ah qalabka aan si buuxda u geliyo,

- Dicumintiyo software ah. Waxaad isku dayi kartaa nidaam hawlgalka kala duwan.